Compare performance (288 HP vs 530 HP), boot space and price (31,300 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Hyundai Tucson or BYD Sealion 7?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
When comparing two automotive powerhouses like the Hyundai Tucson and BYD Sealion 7, it's essential to delve deep into their specifications, technology, and overall driving experience. Both vehicles represent distinct philosophies; while the Tucson continues to build on Hyundai's reputation for quality and versatility, the Sealion 7 emerges as a bold entry in the electric SUV market, offering cutting-edge innovation and performance.
The Hyundai Tucson, with its modern and sharp lines, presents a sleek silhouette that’s both functional and stylish. Measuring 4510–4520 mm in length, 1865 mm in width, and 1650 mm in height, it features a spacious interior and a substantial trunk capacity of 546-620 liters, tailored for families and adventure seekers alike.
In contrast, the BYD Sealion 7 boasts a larger frame at 4830 mm long, 1925 mm wide, and 1620 mm high, providing an imposing presence on the road. While it has a slightly smaller trunk capacity of 520 liters, the Sealion 7 compensates with innovative interior layout options designed to maximize cargo space and comfort.
The powertrains represent a primary distinction between the two vehicles. The Hyundai Tucson offers a variety of engine types, including Diesel MHEV, Petrol MHEV, Full Hybrid, and Plug-in Hybrid options. The highest output variant delivers an impressive 252 HP, with torque figures peaking at 367 Nm. Fuel consumption ranges from a commendable 5.1 to 6.8 L/100 km, depending on the engine choice, making it an efficient option for both city and highway driving.
On the other hand, the BYD Sealion 7 is an all-electric SUV that provides a standout powertrain with options reaching up to 530 HP and a torque output of 690 Nm, delivering a thrilling acceleration of 0-100 km/h in just 4.5 seconds. With an electric range of up to 502 km and power consumption around 19.9 kWh/100 km, the Sealion 7 is engineered for efficiency and performance in the EV segment.
The Tucson offers versatile transmission options, including an Automatic variant featuring a Dual-Clutch system or a Manual gearbox, suitable for enthusiasts who enjoy a more hands-on driving experience. With available Front-Wheel and All-Wheel Drive configurations, it ensures dependable handling across a variety of terrains.
Conversely, the BYD Sealion 7 utilizes an Automatic transmission with a reduction gearbox, perfectly complemented by its rear-wheel or all-wheel drive setups. This setup promotes enhanced control and a seamless driving experience, characteristic of electric vehicles, where instant torque translates into swift acceleration and dynamic handling.
The Hyundai Tucson integrates several cutting-edge technologies, including advanced safety features such as lane-keeping assist, adaptive cruise control, and a comprehensive suite of airbags. Additionally, it offers connectivity options such as Apple CarPlay and Android Auto for a modern infotainment experience.
In contrast, the BYD Sealion 7 is at the forefront of electric vehicle technology, with innovative features such as regenerative braking, over-the-air software updates, and a sophisticated battery management system that enhances efficiency and longevity. Safety features include a robust suite of driver assistance technologies covering everything from emergency braking to parking assistance.
The Hyundai Tucson’s various powertrains offer competitive CO2 efficiency ratings ranging from Class D to Class B, with emissions as low as 126 g/km, making it a responsible choice for eco-conscious drivers. Conversely, the BYD Sealion 7 boasts a CO2 efficiency class of A, with zero tailpipe emissions, underscoring its role as an environmentally friendly alternative to traditional combustion-engine vehicles.
The choice between the Hyundai Tucson and BYD Sealion 7 ultimately comes down to the preferences of the driver. The Tucson is a solid, versatile SUV with a dynamic range of engines catering to varying needs, while the Sealion 7 represents the future of driving with its all-electric powertrain, rapid acceleration, and comprehensive tech features. Each vehicle offers compelling arguments, ensuring you’ll find either model equipped to serve diverse lifestyles and values in the ever-evolving automotive landscape.
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
Hyundai Tucson is clearly cheaper – starting at 31,300 £ , while the BYD Sealion 7 costs 42,800 £ . That’s a price difference of around 11,571 £.
As for electric range, the BYD Sealion 7 offers significantly more range – reaching up to 502 km, about 432 km more than the Hyundai Tucson.
Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.
When it comes to engine power, the BYD Sealion 7 offers significantly more power – delivering 530 HP compared to 288 HP. That’s roughly 242 HP more horsepower.
When accelerating from 0 to 100 km/h, the BYD Sealion 7 is substantially quicker – completing the sprint in 4.5 s, while the Hyundai Tucson takes 7.5 s. That’s about 3 s quicker.
There’s also a difference in torque: the BYD Sealion 7 delivers significantly more torque with 690 Nm compared to 379 Nm. That’s about 311 Nm more.
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Both vehicles offer seating for 5 people.
In terms of curb weight, Hyundai Tucson is considerably lighter – 1,542 kg compared to 2,225 kg. The difference is around 683 kg.
Looking at boot space, the Hyundai Tucson offers a bit more boot space – 620 L compared to 520 L. That’s a difference of about 100 L.
When it comes to payload, the Hyundai Tucson carries visibly more – 545 kg compared to 410 kg. That’s a difference of about 135 kg.
The BYD Sealion 7 is far ahead overall in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.
The Hyundai Tucson is a well-rounded compact SUV that blends modern styling with a comfortable, thoughtfully laid-out interior, making it appealing for daily driving and family use. It delivers a calm ride, a generous level of equipment for the price, and sensible practicality, so it's a smart choice if you want a straightforward, dependable crossover without fuss.
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The BYD Sealion 7 is a sleek electric wagon that blends sporty styling with surprising practicality, making it a compelling choice for drivers who want something different from the usual hatchback or SUV. Its refined interior and composed road manners give it an upscale feel, while clever packaging keeps it versatile for daily use.
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Costs and Consumption |
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Price
31,300 - 48,800 £
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Price
42,800 - 52,300 £
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Consumption L/100km
2.7 - 7.6 L/100km
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Consumption L/100km
-
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Consumption kWh/100km
-
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Consumption kWh/100km
19.9 - 21.9 kWh/100km
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Electric Range
63 - 70 km
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Electric Range
456 - 502 km
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Battery Capacity
-
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Battery Capacity
-
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co2
62 - 172 g/km
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co2
0 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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Body Type
SUV
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Body Type
SUV
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Seats
5
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Seats
5
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Doors
-
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Doors
-
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Curb weight
1,542 - 1,893 kg
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Curb weight
2,225 - 2,435 kg
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Trunk capacity
546 - 620 L
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Trunk capacity
520 L
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Length
-
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Length
-
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Width
1,865 mm
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Width
1,925 mm
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Height
-
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Height
-
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
518 - 545 kg
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Payload
410 kg
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Engine and Performance |
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Engine Type
Petrol, Full Hybrid, Plugin Hybrid, Diesel MHEV
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Engine Type
Electric
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Transmission
Manuel, Automatic
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Transmission
Automatic
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Transmission Detail
Manual Gearbox, Dual-Clutch Automatic, Automatic Gearbox
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Transmission Detail
Reduction Gearbox
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Power HP
136 - 288 HP
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Power HP
313 - 530 HP
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Acceleration 0-100km/h
7.5 - 11.6 s
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Acceleration 0-100km/h
4.5 - 6.7 s
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Max Speed
-
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Max Speed
-
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Torque
250 - 379 Nm
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Torque
380 - 690 Nm
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Number of Cylinders
4
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Number of Cylinders
-
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Power kW
100 - 212 kW
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Power kW
230 - 390 kW
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Engine capacity
1,598 cm3
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Engine capacity
-
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General |
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Model Year
2025
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Model Year
2024
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CO2 Efficiency Class
F, D, E, B
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CO2 Efficiency Class
A
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Brand
Hyundai
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Brand
BYD
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Deutschland
France
Nederland
Great Britain
Sverige
Danmark
Suomi
Italia
Polska
Česko
España